Blue John Vs Super Seven Crystals
Origin
Not Available
Spain
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Brown, Green, Brownish, Yellow, Greenish, White, Brown, Black
Streak
Not Available
White
For which Rashi?
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Planet
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Element of Planets
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Finger
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Ring Metal
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Energy
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Deities
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Not to wear with
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Powers
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Planetary
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Talisman
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Tenacity
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Solubility
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Durability
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Specific Gravity
3.00-3.25
2.9
Fracture
Not Available
Fibrous
Cleavage
Not Available
[010] Perfect, [100] Distinct, [011] Distinct
Mohs Hardness
Not Available
2
Chemical Composition
CaF 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Not Available
Luster
Not Available
Vitreous, Pearly, Silky
Pleochroism
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Dispersion
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Transparency
Transparent
Transparent, Translucent, Opaque
Refractive Index
1.432-1.436
1.519-1.521
Optic Character
Not Available
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Crystal System
Not Available
monoclinic
Birefringence
Not Available
0.0090-0.0100
Clarity
Transparent
Not Available
Neurological
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Cardiovascular
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Respiratory
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Reproductive
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Digestive
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Psychology
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Healing
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Qualities Associated
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Blue John Vs Super Seven Crystals Fracture
Fracture is an important parameter when you compare Blue John and Super Seven Crystals Physical Properties. It is necessary to understand the significance of these properties, before you compare Blue John Vs Super Seven Crystals fracture. Whenever a gemstone chip breaks, it leaves a characteristic line along its breakage. Such lines are known as fracture and are used to identify the gemstones in their initial stages of production when they are in the form of rough minerals. Fracture is usually described with the terms “fibrous” and “splintery” to denote a fracture that usually leaves elongated and sharp edges. Super Seven Crystals fracture is Fibrous.
Blue John Vs Super Seven Crystals Luster
A primary knowledge about Blue John vs Super Seven Crystals luster is useful in apparent identifications of these gemstones. Luster is the measure of light that gets reflected when incident on a finished cut gemstone. There are two major types of lusters: Silky and Adamantine. Since luster varies between two crystals of even the same gemstone, luster is limited to basic identification criteria. Super Seven Crystals, on other hand, exhibits Pearly, Silky and Vitreous luster.